CN110160038A - A kind of half gasification, and combustion bearing boiler of biomass molding fuel - Google Patents
A kind of half gasification, and combustion bearing boiler of biomass molding fuel Download PDFInfo
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- CN110160038A CN110160038A CN201910492463.7A CN201910492463A CN110160038A CN 110160038 A CN110160038 A CN 110160038A CN 201910492463 A CN201910492463 A CN 201910492463A CN 110160038 A CN110160038 A CN 110160038A
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- burner hearth
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B90/00—Combustion methods not related to a particular type of apparatus
- F23B90/04—Combustion methods not related to a particular type of apparatus including secondary combustion
- F23B90/06—Combustion methods not related to a particular type of apparatus including secondary combustion the primary combustion being a gasification or pyrolysis in a reductive atmosphere
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- General Engineering & Computer Science (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a kind of half gasification, and combustion bearing boilers of biomass molding fuel, including shell, burner hearth, face arch, rear arch and traveling-grate stoker；It further include divider wall and flue；Divider wall is fixed in burner hearth；Face arch, divider wall and burner hearth surround half gasification combustion chamber；Rear arch roof, divider wall and burner hearth surround overheavy firing room；Rear arch bottom wall and burner hearth surround fixed carbon secondary furnace；Divider wall offers the puff prot of connection half gasification combustion chamber and overheavy firing room；Rear arch offers the flue gas mouth of connection overheavy firing room and fixed carbon secondary furnace；The bottom end and traveling-grate stoker top surface of divider wall form refining mouth；Flue is connected to overheavy firing room and fixed carbon secondary furnace.The present invention makes fuel realize fractional combustion by half gasification combustion chamber of setting and fixed carbon secondary furnace, and generated nitrous oxides concentration is low, can effectively improve the efficiency of combustion of biomass molding fuel, and meets the flue gas emission requirement after burning.
Description
Technical field
The present invention relates to biomass molding fuel burning technical field, more particularly to a kind of biomass moulding combustion
Expect half gasification, and combustion bearing boiler.
Background technique
Currently, from the point of view of the following 10-30 ENERGY PLANNING, coal in the consumption of China's non-renewable energy still in the highest flight.
Grate firing boiler refers to for fuel being placed on fixed or mobile fire grate, formed it is uniform, have a certain thickness bed of material, air from
Fire grate bottom is passed through, and combustion reaction is carried out by fuel bed, using the boiler of layer combustion.Since its is easy to operate, mechanization
Degree is high, operation and it is easy to maintain the advantages that be widely adopted, be China's industry and concentrate heating field it is important with can equipment,
About 400,000,000 tons of standard coals of year consumption, account for the 15% of coal in China total quantity consumed.The biomass molding fuels such as straw particle, briquetting tool
There are the more advantages such as calorific value is higher, environmentally friendly, renewable, the use of coal can be replaced to a certain extent, save the energy.
But existing fuel boiler still remains insufficient to biomass combustion, biomass ash fusion point is low, easy coking,
The disadvantages such as boiler thermal efficiency is low.The particularity of biomass fuel, although can guarantee that sulfur dioxide (SO2) emissions are up to standard, nitrogen oxides
It is unable to satisfy the requirement of discharge.
Therefore, how the biomass molding fuel burning boiler that a kind of burning is abundant, the thermal efficiency is high is provided, is this field skill
The problem of art personnel's urgent need to resolve.
Summary of the invention
In view of this, can effectively be mentioned the present invention provides a kind of half gasification, and combustion bearing boiler of biomass molding fuel
The efficiency of combustion of high biomass molding fuel, and meet the flue gas emission requirement after burning.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of half gasification, and combustion bearing boiler of biomass molding fuel, comprising: shell, burner hearth, face arch, rear arch and chain furnace
Row；The shell is fixed on the roof of the furnace；The face arch is fixed on the burner hearth front end, and the rear arch is fixed on the furnace
Thorax rear end simultaneously extends to middle part, and the traveling-grate stoker is positioned horizontally in the bottom of the burner hearth；It further include divider wall and flue；
The divider wall is fixed in the burner hearth, and between the face arch and the rear arch；It is the face arch, described
Divider wall and the burner hearth surround half gasification combustion chamber；The rear arch roof, the divider wall and the burner hearth surround reinforcing combustion
Burn room；The rear arch bottom wall and the burner hearth surround fixed carbon secondary furnace；The divider wall offers the connection half gasification combustion
Burn the puff prot of room and the overheavy firing room；The rear arch, which offers, is connected to the overheavy firing room and the fixed carbon after-flame
The flue gas mouth of room；There are gaps for the bottom end of the divider wall and the traveling-grate stoker top surface, and form refining mouth；
The flue is connected to the overheavy firing room and the fixed carbon secondary furnace, and for discharging the flue gas after burning.
Through the above technical solutions, the present invention solve existing biomass boiler due to caused by coking intermittent duty ask
Topic can continuously be slagged tap due to using traveling-grate stoker with continuous feed；Temperature can control lower in half gasification, and combustion room
In temperature range, while generating combustion gas and it is not easy coking, half gasification combustion chamber and fixed carbon secondary furnace realize fractional combustion, institute
The nitrous oxides concentration of generation is low, and environment protecting is good；Meanwhile the present invention uses half gasification combustion chamber, overheavy firing room and fixation
The layer-by-layer burning of carbon secondary furnace and fume treatment, not only increase combustion efficiency, and the flue gas emission met after burning is wanted
It asks.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, it is arranged at the puff prot
There is overfiren air port.Biomass solid shaping fuel collects in half gasification combustion chamber's imperfect combustion to generate a large amount of fuel gas
To the top of half gasification combustion chamber, combustion gas pooling zone is formed, the temperature of the main gasification zone of half gasification combustion chamber can control 800
DEG C hereinafter, being lower than ash fusion point, slagging prevention, while inhibiting the generation of nitrogen oxides, the gas that fixed carbon secondary furnace generates is by cigarette
Port is pooled to combustion gas pooling zone, and the Secondary Air that overfiren air port is matched enters puff prot, can not only be sufficiently mixed with combustion gas, and
The flame diameter of generation is larger, and length is smaller, will not get to wall after burner hearth, does not damage to rear wall, and flame is substantially improved and is full of
Degree, generated heat can be more fully absorbed, while being enhanced burning and being eliminated the discharge of combustible component.
It preferably, further include front smoke box, rear cigarette in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel
Case and threaded flue；The front smoke box is fixed on the front end outer wall of the shell, and is connected to the flue；Smoke box is solid after described
It is scheduled on the rear end outer wall of the shell, and for discharging flue gas；The threaded flue is fixed on inside the shell, and both ends point
It is not connected to the front smoke box and the rear smoke box.The heating surface area for increasing shell, improves the utilization rate of calory burning.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, the flue is in splayed
Positioned at the top two sides of half gasification combustion chamber and the overheavy firing room, one end of the flue is connected to the overheavy firing
Room and the fixed carbon secondary furnace, the other end are connected to the front smoke box.The length of flue is improved, and then increases heating surface area, is mentioned
The utilization rate of heats of combustion amount.
It preferably, further include header, down-comer in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel
And convection bank；The header is located at the chain fire-gate top two sides, and one end has water inlet, the other end and the pot
Shell connection；The down-comer is located at the rear end of the burner hearth, and both ends are respectively communicated with the shell and the header；The convection current
The top of tube bank is arranged around the flue, and both ends are respectively communicated with the shell and the header.By reasonable Arrangement shell,
On the one hand the heating surfaces such as header, convection bank, down-comer and threaded flue can reduce exhaust gas temperature, be on the other hand conducive to mention
The feed temperature of high boiler, greatly improves boiler efficiency.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, the header is open circles
Column structure, and extend along the front-rear direction of the burner hearth, and run through the burner hearth.Increase the heating surface area of header, favorably
In the feed temperature for improving boiler, boiler efficiency is greatly improved.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, below the traveling-grate stoker
Multiple isobaric air compartments are evenly arranged with along the chain fire-gate conveying direction.Isobaric air compartment being capable of effectively double of gasification combustion chamber
It is controlled with the temperature of fixed carbon secondary furnace, in half gasification combustion chamber, the isobaric a small amount of air feed of air compartment, fuel volatile ingredient is big
Amount is precipitated, and is full of half gasification combustion chamber, and the control of half gasification, and combustion room temperature, hereinafter, lower than ash fusion point, effectively prevent tying at 800 DEG C
It is burnt；In fixed carbon secondary furnace, the isobaric uniform air feed of air compartment, under the action of rear arch radiant heat, the fixed carbon of formation is in this area
The abundant after-flame in domain.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, the front end of the burner hearth enters
Hopper is fixed at mouthful, the hopper is used to be fed to the traveling-grate stoker higher slice.It can be improved feed effect, fuel made to exist
It is accumulated in half gasification, and combustion room, is conducive to improve efficiency of combustion.
Preferably, in a kind of above-mentioned half gasification, and combustion bearing boiler of biomass molding fuel, half gasification combustion chamber
Spatial volume determined according to the furnace volume and quantity combusted, to guarantee that fuel combustion is abundant.Half gasification combustion chamber's space foot
Enough big, fuel combustion is abundant, and exhaust gas temperature is low, and boiler thermal efficiency is high, and the heat source of generation continuously supplies heat user.
It is arranged through deduster, air-introduced machine by chimney it should be noted that the flue gas that smoke box is discharged after introduces economizer
It is herein conventional arrangement in the prior art, details are not described herein to atmosphere.
It can be seen via above technical scheme that compared with prior art, the present disclosure provides a kind of biomass mouldings
Fuel semi-gasification burning bearing boiler, has the advantages that
1, the present invention solves the problems, such as existing biomass boiler due to intermittent duty caused by coking, due to using chain
Fire grate, can continuously be slagged tap with continuous feed；Temperature can control in lower temperature range in half gasification, and combustion room, generate
While combustion gas and it is not easy coking, half gasification combustion chamber and fixed carbon secondary furnace realize fractional combustion, generated nitrogen oxides
Concentration is low, and environment protecting is good；Meanwhile the present invention is using the layer-by-layer of half gasification combustion chamber, overheavy firing room and fixed carbon secondary furnace
Burning and fume treatment, not only increase combustion efficiency, and meet the flue gas emission requirement after burning.
2, biomass solid shaping fuel collects in half gasification combustion chamber's imperfect combustion to generate a large amount of fuel gas
To the top of half gasification combustion chamber, combustion gas pooling zone is formed, the temperature of the main gasification zone of half gasification combustion chamber can control 800
DEG C hereinafter, being lower than ash fusion point, slagging prevention, while inhibiting the generation of nitrogen oxides, the gas that fixed carbon secondary furnace generates is by cigarette
Port is pooled to combustion gas pooling zone, and the Secondary Air that overfiren air port is matched enters puff prot, can not only be sufficiently mixed with combustion gas, and
The flame diameter of generation is larger, and length is smaller, will not get to wall after burner hearth, does not damage to rear wall, and flame is substantially improved and is full of
Degree, generated heat can be more fully absorbed, while being enhanced burning and being eliminated the discharge of combustible component.
3, it by heating surfaces such as reasonable Arrangement shell, header, convection bank, down-comer and threaded flues, on the one hand can drop
On the other hand low exhaust gas temperature is conducive to the feed temperature for improving boiler, greatly improves boiler efficiency.
4, isobaric air compartment can effectively the temperature of double of gasification combustion chamber and fixed carbon secondary furnace be controlled, and be gasified half
In combustion chamber, the isobaric a small amount of air feed of air compartment, fuel volatile ingredient is largely precipitated, and is full of half gasification combustion chamber, half gasification combustion chamber
Temperature control, hereinafter, lower than ash fusion point, effectively prevent coking at 800 DEG C；In fixed carbon secondary furnace, isobaric air compartment is uniformly supplied
Wind, under the action of rear arch radiant heat, the fixed carbon of formation is in the abundant after-flame in this region.
5, the enough heating surfaces of layout of boiler, half gasification combustion chamber space is sufficiently large, and fuel combustion is abundant, boiler exhaust gas
Temperature is low, and boiler thermal efficiency is high, and the heat source of generation continuously supplies heat user.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is integrally-built main sectional view provided by the invention；
Fig. 2 attached drawing is integrally-built left cross-sectional view provided by the invention.
Wherein:
01- shell；02- burner hearth；03- face arch；04- rear arch；041- flue gas mouth；05- traveling-grate stoker；06- divider wall；061-
Puff prot；062- refining mouth；07- flue；Half gasification combustion chamber of 08-；09- overheavy firing room；10- fixed carbon secondary furnace；11- bis-
Secondary air port；12- front smoke box；Smoke box after 13-；14- threaded flue；15- header；151- water inlet；16- down-comer；17- convection tube
Beam；18- equipressure air compartment；19- hopper.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to attached drawing 1 to attached drawing 2, the embodiment of the invention discloses a kind of half gasification, and combustion pressure-bearing pots of biomass molding fuel
Furnace, comprising: shell 01, burner hearth 02, face arch 03, rear arch 04 and traveling-grate stoker 05；Shell 01 is fixed on 02 top of burner hearth；Face arch 03
It is fixed on 02 front end of burner hearth, rear arch 04 is fixed on 02 rear end of burner hearth and extends to middle part, and traveling-grate stoker 05 is positioned horizontally in burner hearth 02
Bottom；It further include divider wall 06 and flue 07；
Divider wall 06 is fixed in burner hearth 02, and between face arch 03 and rear arch 04；Face arch 03, divider wall 06 and burner hearth
02 surrounds half gasification combustion chamber 08；Rear arch roof 04, divider wall 06 and burner hearth 02 surround overheavy firing room 09；04 bottom wall of rear arch and
Burner hearth 02 surrounds fixed carbon secondary furnace 10；Divider wall 06 offers the jet of half gasification combustion chamber 08 and overheavy firing room 09 of connection
Mouth 061；Rear arch 04 offers the flue gas mouth 041 of connection overheavy firing room 09 and fixed carbon secondary furnace 10；The bottom end of divider wall 06
There are gaps with 05 top surface of traveling-grate stoker, and form refining mouth 062；
Flue 07 is connected to overheavy firing room 09 and fixed carbon secondary furnace 10, and for discharging the flue gas after burning.
It should be noted that divider wall 06 includes lower wall body and upper wall body, the bottom end of lower wall body and traveling-grate stoker
05 top surface forms refining mouth 062, and upper wall body offers puff prot 061.
In order to further optimize the above technical scheme, overfiren air port 11 is provided at puff prot 061.
It in order to further optimize the above technical scheme, further include front smoke box 12, rear smoke box 13 and threaded flue 14；Front smoke box
12 are fixed on the front end outer wall of shell 01, and are connected to flue 07；Smoke box 13 is fixed on the rear end outer wall of shell 01 afterwards, and is used for
Discharge flue gas；Threaded flue 14 is fixed on inside shell 01, and both ends are respectively communicated with front smoke box 12 and rear smoke box 13.
In order to further optimize the above technical scheme, flue 07 is located at half gasification combustion chamber 08 and overheavy firing in splayed
The top two sides of room 09, one end connection overheavy firing room 09 of flue 07 and fixed carbon secondary furnace 10, the other end are connected to front smoke box
12。
It in order to further optimize the above technical scheme, further include header 15, down-comer 16 and convection bank 17；Header 15
In the top two sides of traveling-grate stoker 05, and one end has water inlet 151, and the other end is connected to shell 01；Down-comer 16 is located at furnace
The rear end of thorax 02, and both ends are respectively communicated with shell 01 and header 15；The top of convection bank 17 is arranged around flue 07, and both ends
It is respectively communicated with shell 01 and header 15.
In order to further optimize the above technical scheme, header 15 is hollow cylindrical structure, and along the front and back of burner hearth 02
Direction extends, and runs through burner hearth 02.
In order to further optimize the above technical scheme, 05 lower section of traveling-grate stoker is uniformly set along the conveying direction of traveling-grate stoker 05
It is equipped with multiple isobaric air compartments 18.
In order to further optimize the above technical scheme, hopper 19 is fixed at the front end inlet of burner hearth 02, hopper 19 is used for
It is fed to 05 higher slice of traveling-grate stoker.
In order to further optimize the above technical scheme, the spatial volume of half gasification combustion chamber 08 is according to 02 volume of burner hearth and combustion
Burning amount determines, to guarantee that fuel combustion is abundant.
The operation principle of the present invention is that:
Fuel enters half gasification combustion chamber 08 by the feed of hopper 19, reach a certain height, and receives face arch 03 and divider wall 06
Equal radiations heat energies, a small amount of air feed of isobaric air compartment 18 of 06 lower section of traveling-grate stoker, fuel volatile ingredient are largely precipitated, gasify full of half
Combustion chamber 08, the control of half gasification combustion chamber, 08 temperature, hereinafter, lower than ash fusion point, effectively prevent coking, while inhibiting nitrogen at 800 DEG C
The generation of oxide, the gas that fixed carbon secondary furnace 10 generates are pooled to combustion gas pooling zone, 11 institute of overfiren air port by flue gas mouth 041
The Secondary Air matched enters puff prot 061, can not only be sufficiently mixed with combustion gas, and the flame diameter generated is larger, and length is smaller,
Wall after burner hearth 02 will not be got to, rear wall is not damaged, flame degree of filling is substantially improved, generated heat can be more fully
It is absorbed, while enhancing burning and eliminating the discharge of combustible component, sufficiently improve flame degree of filling, the heat of generation is better
It is absorbed by heating surface.
In the process, in half gasification combustion chamber, 08 space not the biomass fuel of completely burned by 06 lower part of divider wall
Refining mouth 062 is evenly laid out on traveling-grate stoker 05, with the uniform motion of traveling-grate stoker 05, isobaric air compartment 18 is cooperated uniformly to supply
Wind, under the action of 04 radiant heat of rear arch, for the fixed carbon of formation in the abundant after-flame in this region, the high-temperature flue gas of formation flows through rear arch
The flue gas that 04 flue gas mouth 041 and the puff prot 041 of half gasification combustion chamber 08 spray converges second-time burning, is filled by boiler heating surface
Divide and absorbs.This process realizes fractional combustion, and generated nitrous oxides concentration is low, and environment protecting is good.
Flue gas folds into flue 07 by 02 rear end of burner hearth, is pooled to front smoke box 12, flows through 14 heating surface of threaded flue, You Houyan
Case 13 introduces economizer and arranges Xiang great Qi by chimney through deduster, air-introduced machine.
The enough heating surfaces of layout of boiler, half gasification combustion chamber, 08 space is sufficiently large, and fuel combustion is abundant, boiler exhaust gas
Temperature is low, and boiler thermal efficiency is high, and the heat source of generation continuously supplies heat user.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of half gasification, and combustion bearing boiler of biomass molding fuel, comprising: shell (01), burner hearth (02), face arch (03), after
Encircle (04) and traveling-grate stoker (05)；The shell (01) is fixed at the top of the burner hearth (02)；The face arch (03) is fixed on institute
Burner hearth (02) front end is stated, the rear arch (04) is fixed on the burner hearth (02) rear end and extends to middle part, the traveling-grate stoker
(05) it is positioned horizontally in the bottom of the burner hearth (02)；It is characterized in that, further including divider wall (06) and flue (07)；
The divider wall (06) is fixed in the burner hearth (02), and between the face arch (03) and the rear arch (04)；
The face arch (03), the divider wall (06) and the burner hearth (02) surround half gasification combustion chamber (08)；The rear arch roof
(04), the divider wall (06) and the burner hearth (02) surround overheavy firing room (09)；Rear arch (04) bottom wall and the furnace
Thorax (02) surrounds fixed carbon secondary furnace (10)；The divider wall (06) offers connection half gasification combustion chamber (08) and described
The puff prot (061) of overheavy firing room (09)；The rear arch (04) offers the connection overheavy firing room (09) and described solid
Determine the flue gas mouth (041) of carbon secondary furnace (10)；Between the bottom end of the divider wall (06) and the traveling-grate stoker (05) top surface exist
Gap, and form refining mouth (062)；
The flue (07) is connected to the overheavy firing room (09) and the fixed carbon secondary furnace (10), and for after discharging and burning
Flue gas.
2. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1, which is characterized in that described
Overfiren air port (11) are provided at puff prot (061).
3. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1, which is characterized in that also wrap
Include front smoke box (12), rear smoke box (13) and threaded flue (14)；The front smoke box (12) is fixed on the front end of the shell (01)
Outer wall, and be connected to the flue (07)；Smoke box (13) is fixed on the rear end outer wall of the shell (01) after described, and for arranging
Put flue gas；It is internal that the threaded flue (14) is fixed on the shell (01), and both ends be respectively communicated with the front smoke box (12) and
Smoke box (13) after described.
4. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 3, which is characterized in that described
Flue (07) is located at the top two sides of half gasification combustion chamber (08) and the overheavy firing room (09), the cigarette in splayed
The one end in road (07) is connected to the overheavy firing room (09) and the fixed carbon secondary furnace (10), and the other end is connected to the front smoke box
(12)。
5. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1-4, feature
It is, further includes header (15), down-comer (16) and convection bank (17)；The header (15) is located at the traveling-grate stoker (05)
Top two sides, and one end has water inlet (151), and the other end is connected to the shell (01)；The down-comer (16) is located at
Burner hearth (02) rear end, and both ends are respectively communicated with the shell (01) and the header (15)；The convection bank (17)
Top is arranged around the flue (07), and both ends are respectively communicated with the shell (01) and the header (15).
6. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 5, which is characterized in that described
Header (15) is hollow cylindrical structure, and extends along the front-rear direction of the burner hearth (02), and runs through the burner hearth (02).
7. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1, which is characterized in that described
Conveying direction below traveling-grate stoker (05) along the traveling-grate stoker (05) is evenly arranged with multiple isobaric air compartments (18).
8. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1, which is characterized in that described
It is fixed at the front end inlet of burner hearth (02) hopper (19), the hopper (19) is used to supply to the traveling-grate stoker (05) higher slice
Material.
9. half gasification, and combustion bearing boiler of a kind of biomass molding fuel according to claim 1, which is characterized in that described
The spatial volume of half gasification combustion chamber (08) is determined according to the burner hearth (02) volume and quantity combusted, to guarantee that fuel combustion is filled
Point.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986027A (en) * | 2019-12-27 | 2020-04-10 | 海伦市利民节能锅炉制造有限公司 | Straw bundle burning direct-combustion semi-gasification biomass boiler |
| CN112762433A (en) * | 2021-01-26 | 2021-05-07 | 长春市文教锅炉厂 | Novel biomass-fired layer combustion boiler |
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